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Re: Is gcc thread-unsafe?

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From: Andrew Haley <aph@...>
To: Bart Van Assche <bart.vanassche@...>
Cc: Linus Torvalds <torvalds@...>, Linux Kernel Mailing List <linux-kernel@...>
Subject: Re: Is gcc thread-unsafe?
Date: Friday, October 26, 2007 - 1:12 pm

Bart Van Assche writes:

 > Andrew, do you know whether gcc currently contains any optimization
 > that interchanges the order of accesses to non-volatile variables
 > and function calls ?

It sure does.

Andrew.

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Messages in current thread:
Re: Is gcc thread-unsafe?, Bart Van Assche, (Fri Oct 26, 10:40 am)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Fri Oct 26, 11:27 am)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Fri Oct 26, 12:28 pm)
Re: Is gcc thread-unsafe?, Bart Van Assche, (Fri Oct 26, 1:07 pm)
Re: Is gcc thread-unsafe?, Alan Cox, (Fri Oct 26, 2:08 pm)
Re: Is gcc thread-unsafe?, Andi Kleen, (Fri Oct 26, 4:39 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Fri Oct 26, 2:14 pm)
Re: Is gcc thread-unsafe?, Andrew Haley, (Fri Oct 26, 1:12 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Fri Oct 26, 1:25 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Fri Oct 26, 11:09 am)
Re: Is gcc thread-unsafe?, Giacomo Catenazzi, (Fri Oct 26, 5:45 pm)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Fri Oct 26, 6:24 pm)
Re: Is gcc thread-unsafe?, Andrew Haley, (Fri Oct 26, 11:34 am)
RE: Is gcc thread-unsafe?, David Schwartz, (Fri Oct 26, 2:06 pm)
RE: Is gcc thread-unsafe?, Andrew Haley, (Tue Oct 30, 6:20 am)
Re: Is gcc thread-unsafe?, Bart Van Assche, (Fri Nov 2, 11:29 am)
RE: Is gcc thread-unsafe?, David Schwartz, (Fri Nov 2, 1:18 pm)
Re: Is gcc thread-unsafe?, Andrew Haley, (Fri Nov 2, 11:38 am)
Re: Is gcc thread-unsafe?, Bart Van Assche, (Sun Nov 4, 11:13 am)
Re: Is gcc thread-unsafe?, Linus Torvalds, (Sun Nov 4, 1:45 pm)
Re: Is gcc thread-unsafe?, Bart Van Assche, (Sun Nov 4, 2:06 pm)
Re: Is gcc thread-unsafe?, Andrew Haley, (Sun Nov 4, 1:58 pm)